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EJB Interview Questions
Questions Answers Views Company eMail

Which of the recommended practices to be performed in the ejbpassivate() method of a stateful session bean?

1068

An instance of stateful session ejb when accessed simultaneously from more than one clients on same vm results in remoteexception or ejbexception. In case the client is a servlet thread, which of the techniques can be used to avoid remoteexception/ejbexception?

942

A client wants to preserve the reference to the ejbhome object of an enterprise bean instance and use it later. Which of the following can be serialized for this purpose?

954

How do I use a less than or greater than on a message selector in ejb-jar.xml?

927

Match the ejb functions given below with the functionality equivalent in sql?

923

For ejb applications with bean-managed transaction demarcations, which of the following is used by the client to get a reference to the usertransaction object for the weblogic server domain?

947

Which is the only method defined in the javax.ejb.handle interface?

1047

How does ejb invocation happens?

941

What is the procedure for the creation of stateless ejb?

938

What are the advantages of java beam?

1010

Explain the important elements of ejb?

930

Explain the concept of connection pooling feature of ejb container?

925

What are the various types of entity beam?

979

What are the callback annotations for the stateless bean?

912

What do you understand by session facade?

957


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Un-Answered Questions { EJB }

Should services be stateless?

885


What is ejb and how it works?

1047


What is stateless authentication?

1025


Why should we use ejb?

893


Name the acid properties of a transaction.

1010


How to create ejb project in eclipse?

950


What is @autowired required false?

999


Can you be deported if you are stateless?

845


Explain the concept of local interfaces?

911


How does the server decide which beans to passivate and activate?

1070


How to invoke ejb from java client?

928


What’s the difference between hibernate and ejb 3? Don’t you think ejb 3 is just a clone of hibernate?

974


What is software architecture of ejb?

938


Are entity beans allowed to create() methods?

1013


Is functional programming stateless?

968